Advertisements
Advertisements
Question
Evaluate:
`(2/(-3) xx 5/4) + (5/9 xx 3/(-10))`
Sum
Advertisements
Solution
`= ((2xx5)/((-3)xx4)) + ((5xx3)/(9xx(-10)))`
`= ((1xx5)/((-3)xx2)) + ((1xx1)/(3xx(-2)))`
`= (-5)/6 + (-1)/6`
`= (-5-1)/6 = (-6)/6 = -1`
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find the sum:
`(-9)/10 + 22/15`
Find the sum:
`(-2)/3 + 0`
For each set of rational number, given below, verify the associative property of addition of rational number:
(i) `1/2 , 2/3 "and"-1/6`
Carry out the following addition of a rational number.
`5/36 + 6/42`
Multiply the following rational number.
`(-8)/9 xx 3/4`
Write the multiplicative inverse.
`-7 1/3`
Carry out the division of a rational number.
`(-7)/8 div (-3)/6`
Carry out the division of a rational number.
`2/3 div (-4)`
Carry out the division of rational number:
`5 div 2/5`
Add: `5/7 + 9/11`.
